In the raw sand treated by Dalin Silica Sand Co., Ltd. of Tongliao City, Inner Mongolia, in addition to clay , it also contains more feldspar , cuttings and heavy minerals. The company's selected sand production line was originally designed and constructed according to the Japanese “fluorine-free†flotation process. In the production commissioning, after appropriate modification, the “fluorine-free and acid-free†flotation process successfully developed in China was adopted. The production process is shown in the following figure. . The production line can produce 30,000 tons of quartz sand for cast steel resin sand or float glass. The yield of quartz concentrate is more than 50%, SiO 2 >97%, Al 2 O 3 <1.5%, and Fe 2 O 3 <0.15%. In coming years, more fresh information technology has progressed greatly, printing industry is also confronted with a change from the time both analog and digital technology existing simultaneously to a digital time based on digital technique, network technology and multi-media. To adapt to the digital and information era of printing industry, we ' ll strengthen the ability of self-innovation, implement the transforming strategy from conventional Custom Ps Plate,Conventional Postive Ps Plate,Stable Performance Ps Plate,High Sensitivity Ps Plat SUZHOU HUAGUANGBAOLI PRINTING PLATE CO.,LTD , https://www.huabaoiguang.com
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